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b08b97c99a
Instead of looping, use the gst_clock_wait_for_sync() function to give clocks up to 1 second to synchronise
135 lines
4.1 KiB
C
135 lines
4.1 KiB
C
/* GStreamer
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* Copyright (C) 2005 Andy Wingo <wingo@pobox.com>
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*
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* gstnetclientclock.c: Unit test for the network client clock
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <gst/check/gstcheck.h>
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#include <gst/net/gstnet.h>
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#include <unistd.h>
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GST_START_TEST (test_instantiation)
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{
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GstClock *client, *local;
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local = gst_system_clock_obtain ();
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client = gst_net_client_clock_new (NULL, "127.0.0.1", 1234, GST_SECOND);
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fail_unless (local != NULL, "failed to get system clock");
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fail_unless (client != NULL, "failed to get network client clock");
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/* one for gstreamer, one for us */
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ASSERT_OBJECT_REFCOUNT (local, "system clock", 2);
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ASSERT_OBJECT_REFCOUNT (client, "network client clock", 1);
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gst_object_unref (client);
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ASSERT_OBJECT_REFCOUNT (local, "system clock", 2);
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gst_object_unref (local);
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}
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GST_END_TEST;
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GST_START_TEST (test_functioning)
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{
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GstNetTimeProvider *ntp;
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GstClock *client, *server;
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GstClockTime basex, basey, rate_num, rate_denom;
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GstClockTime servtime, clienttime, diff;
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gint port;
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gchar sign;
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server = gst_system_clock_obtain ();
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fail_unless (server != NULL, "failed to get system clock");
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/* move the clock ahead 100 seconds */
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gst_clock_get_calibration (server, &basex, &basey, &rate_num, &rate_denom);
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basey += 100 * GST_SECOND;
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gst_clock_set_calibration (server, basex, basey, rate_num, rate_denom);
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ntp = gst_net_time_provider_new (server, "127.0.0.1", 0);
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fail_unless (ntp != NULL, "failed to create network time provider");
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g_object_get (ntp, "port", &port, NULL);
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client = gst_net_client_clock_new (NULL, "127.0.0.1", port, GST_SECOND);
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fail_unless (client != NULL, "failed to get network client clock");
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g_object_get (client, "port", &port, NULL);
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/* let the clocks synchronize */
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gst_clock_wait_for_sync (GST_CLOCK (client), GST_SECOND);
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servtime = gst_clock_get_time (server);
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clienttime = gst_clock_get_time (client);
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if (servtime > clienttime) {
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sign = '-';
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diff = servtime - clienttime;
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} else {
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sign = '+';
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diff = clienttime - servtime;
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}
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GST_LOG ("server time: %" GST_TIME_FORMAT, GST_TIME_ARGS (servtime));
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GST_LOG ("client time: %" GST_TIME_FORMAT, GST_TIME_ARGS (clienttime));
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GST_LOG ("diff : %c%" GST_TIME_FORMAT, sign, GST_TIME_ARGS (diff));
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/* can't in general make a precise assertion here, because this depends on
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* system load and a lot of things. however within half a second they should
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* at least be within 1/10 of a second of each other... */
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if (diff > 100 * GST_MSECOND)
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fail ("clocks not in sync (%" GST_TIME_FORMAT ")", diff);
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/*
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g_print ("diff: %" GST_TIME_FORMAT,
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GST_TIME_ARGS (servtime > clienttime ? servtime - clienttime
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: clienttime - servtime));
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*/
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/* one for gstreamer, one for ntp, one for us */
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ASSERT_OBJECT_REFCOUNT (server, "system clock", 3);
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ASSERT_OBJECT_REFCOUNT (client, "network client clock", 1);
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gst_object_unref (ntp);
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ASSERT_OBJECT_REFCOUNT (server, "system clock", 2);
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gst_object_unref (client);
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gst_object_unref (server);
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}
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GST_END_TEST;
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static Suite *
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gst_net_client_clock_suite (void)
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{
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Suite *s = suite_create ("GstNetClientClock");
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TCase *tc_chain = tcase_create ("generic tests");
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tcase_set_timeout (tc_chain, 0);
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_instantiation);
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tcase_add_test (tc_chain, test_functioning);
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return s;
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}
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GST_CHECK_MAIN (gst_net_client_clock);
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